Thiomalic acid, 99%
Order Thiomalic acid, 99% (CAS 70-49-5) online at Zemixal. Request a quote with price, lead time and documents. Purity 99%.
About Thiomalic acid, 99%
Thiomalic acid, 99% is part of the Zemixal sulfur Compounds (Thiols, Sulfides, Sulfonates) range. Identity at a glance (99%): CAS 70-49-5, formula C4H6O4S and molar mass 150.16 g/mol. Expect white to beige powder.
Where it is used
- Organic synthesis
- API synthesis
Handling and storage
Physical constants on file: melting point 149-155 °C. Classified under GHS with signal word Warning and hazard statements H302, H315, H317 and H319. Read the SDS before first use.
Available as 100 g, 500 g, 1 kg and 25 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | Thiomalic acid, 99% |
|---|---|
| Catalogue number | ZX-010049 |
| CAS number | 70-49-5 |
| IUPAC name | 2-sulfanylbutanedioic acid |
| Molecular formula | C4H6O4S |
| Molar mass | 150.16 g/mol |
| Exact mass | 149.9987 |
| Purity / assay | 99% |
| Physical form | Powder |
| Appearance | White to beige powder |
| Melting point | 149-155 °C |
| XLogP3 | -0.4 |
| H-bond donors / acceptors | 3 / 5 |
| Topological polar surface area | 75.6 Ų |
| HS code | 29309099 |
| InChIKey | NJRXVEJTAYWCQJ-UHFFFAOYSA-N |
| SMILES | C(C(C(=O)O)S)C(=O)O |
| PubChem CID | 6268 |
| Synonyms | Mercaptosuccinic acid, 2-Mercaptosuccinic acid, 2-Thiomalic acid, Monomercaptosuccinic acid, Mercaptosuccinate, (+-)-mercaptosuccinic acid, Butanedioic acid, mercapto-, DL-Mercaptosuccinic acid, Malic acid, 2-thio-, butanedioic acid, 2-mercapto-, USAF M-2, .alpha.-Mercaptosuccinic acid |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P270, P271, P272, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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